NULL pointer dereference bug triggered by netmap

[Vincenzo Maffione]

Sure, can anyone commit this?

Il 5 lug 2017 4:05 AM, "Marius Strobl" <marius at freebsd.org> ha scritto:

> On Mon, Jul 03, 2017 at 05:08:09PM +0200, Vincenzo Maffione wrote:
> > Details here:
> >
> > https://github.com/luigirizzo/netmap/issues/322
> >
> > Is it acceptable to commit the proposed patch?
>
> As suggested by hselasky@, the outliner problem at hand is better solved
> by a dummy if_start method in order to not hurt the fast-path. Thus, if
> anything at all, a KASSERT(ifp->if_start != NULL, "no if_start method")
> should be added to if_handoff() and if_start().
>
> Marius
>
>